CN102179933A - Vulcanization bonding process by template method for conveying belt - Google Patents
Vulcanization bonding process by template method for conveying belt Download PDFInfo
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- CN102179933A CN102179933A CN201110038975XA CN201110038975A CN102179933A CN 102179933 A CN102179933 A CN 102179933A CN 201110038975X A CN201110038975X A CN 201110038975XA CN 201110038975 A CN201110038975 A CN 201110038975A CN 102179933 A CN102179933 A CN 102179933A
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Abstract
The invention relates to a vulcanization bonding process by a template method for conveying belts, which comprises: cutting a cloth layer and a glue layer of a belt joint part into symmetric gradient according to a certain form and angle, smearing rubber cement for bonding, then heating for a certain time to perform a vulcanization reaction at a certain pressure and temperature so as to allow raw rubber to become vulcanized rubber and provide the joint with optimal bonding strength. The invention introduces a bold innovation based on the original thermal bonding process, establishes a new process of lineation cutting and peeling for vulcanization bonding template; the process greatly shortens the bonding time; the new cutting and bonding process for the vulcanization bonding template method is safe, simple and rapid, saves human and material resources, improves working efficiency, increases the quality by 15-20%, and fills a gap in belt vulcanization bonding technology.
Description
Technical field
The invention belongs to material and transmit the field, relate to the conveying adhesive tape, especially a kind of template sulfuration technique for sticking of carrying adhesive tape.
Background technology
Belt conveyor is the capital equipment that fire coal is transported to the boiler run coal bin by coal receiving bunker, the used conveying adhesive tape of belt conveyor is the using and the reserved, after the adhesive tape of a conveyer breaks down, then use standby adhesive tape operation,, will cause outage as breaking down again at standby adhesive tape of this stage, directly cause blowing out, power outage, petrochemical industry one line apparatus and household electricity will stop to supply with vapour, and its loss is inestimable, has a great responsibility.
Carry the most typical damage type of adhesive tape to have: (1) carries the adhesive tape sideslip that is in operation; (2) carry the working surface layers of adhesive tape and the wearing and tearing at edge; (3) carry tearing and peeling off of adhesive tape.Wherein the third is that the most normal appearance also is the most serious damage type, very easily causes a serious accident.
Therefore, improving the adhesive technology of carrying adhesive tape, is the key point that guarantees the coal handling system even running.Carry adhesive tape when overload is broken and change, the reason of disconnection comprises: the cold bonding interface disconnects at working face and non-working surface joint; When coal plough, sweeper work, often the interface adhesive tape is scraped off, tears; Working surface layers and edge abrasion; Be subjected to bulk coal petrography percussion to cause puncture, tear and peel off; Core body is subjected to alternating bending stress to cause fatigue by cylinder carrying roller group; Under the environmental factor effect, cause that intensity index reduces and aging or the like.
Calculating shows, carries the expense of adhesive tape to account for 50% of conveyer armamentarium expense.Therefore, the good coal conveyer belt of repair and maintenance prolongs its service life, to improve the conveyer operating efficiency, to reduce conveyer operating cost significant.
At present, in the technical cold bonding technologies that adopt of adhesive tape bonding more, this technology be the bonding time short, technology is simple, but because of interface disconnects, meets coal plough and hard thing and scrapes when pulling, and is very easy to cause cracking, service life is short.Hot sticky technology since adhesive strength big (generally can reach bulk strength 85%～90%) adhesive tape install and maintenance process in used widely.But also exist shortcomings such as curing temperature height, length of bonding time, complex process simultaneously.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art part, provide a kind of rabbet and bonding safe, simple and direct, carry the template sulfuration technique for sticking of adhesive tape fast.
The present invention realizes that the technical scheme of purpose is as follows:
A kind of template sulfuration technique for sticking of carrying adhesive tape, step is:
(1) will carry the required bonding interface of adhesive tape to forward the position of bonding work top to;
(2) fixing belt: adopt the belt card that adhesive tape is fixed, the zone between the belt card is bonding region;
(3) setting-out, cut out stripping: the bonding way of employing is that angle is bonding, tiltedly sticking bicker degree is 60 °, after having determined the setting-out size of tape splice, with strap cutter with the belt severing, adopt marking-off plate to rule, in template along tape edge 350mm and perpendicular to the vertically vertical line drawing oblique line of adhesive tape, the mode of cutting out stripping is four layers of five layers of adhesive tape strippings, form the level Four step, wherein the 4th layer of step of working face stays two layer lines, it is wide that first step back side of interface and last step front rubber layer will be peelled off 20mm, stay to do to fill out and cover glue usefulness, will make belt both sides width before the stripping step and cut out stripping, cut out the band edge of 10mm, successively cut out rubber cover and nylon cloth by ladder, take off the width of the width of mouth less than the sulfuration plate;
(4) clear up surplus glue: begin polishing after taking off mouth;
(5) gluing: with hairbrush the dust of cloth laminar surface is removed totally earlier, be coated with first pass earlier, be coated with second time after waiting to do;
(6) rubberizing sheet: paste earlier lower cover glue, and then paste core glue, each step pastes one deck full wafer core glue after pasting one deck core glue earlier again, and cuts redundance, every layer of brush coating slurry all;
(7) heal up: by the examination situation of healing up two tones are got togather, sight alignment gets togather mouth, and is not tiltedly, real with the hammer hammer then;
(8) fill out and cover glue: the groove of reserving in the time of will shelling mouthful with cover glue fill full, sealing part subsides one deck core glue, sealing film can not be directly bonding with tissue layer, unloads the belt card.
(9) adhesive tape is being installed on the vulcanizer: on heating plate reaches down, install between the heating plate and treat bonding adhesive tape, behind the placement adhesive tape, adopt fishbolt and locking nut that increased pressure board, heating plate is fastening;
(10) begin to suppress: high-voltage tube is led on the hydraulic pressure plate, begin to suppress till the 0.8-1.3Mpa with force (forcing) pump;
(11) begin to heat up: connect the 380V power supply, connect secondary line and thermocouple, vulcanizer use range is 200 ℃ a thermometer, thermometer is inserted in up and down in the heating plate jack, opens switch and begin to heat up, be raised to 80～100 ℃ always, suppress 1.2Mpa again, begin insulation when being warmed up to 145 ℃ then, be cooled to 130 ℃ and be warming up to 150 ℃ again and be incubated, be incubated according to thickness of belt.If heat-resisting belt then will be incubated 30～50 minutes;
(12) insulation: be incubated later power supply to be turned off and lower the temperature, water is cooled to rapidly begin to unload plate below 60 ℃;
(13) release: unload plate elder generation drain pump pressure switch, begin to take apart vulcanizer after pressure is laid down;
(14) cut edge: unnecessary limit glue is cut away, can cut 1mm-2mm more;
(15) repair mouth: just polish with low speed if sealing part glue is blocked up, keep getting final product with former belt is straight with the wolfram steel dish;
(16) debugging belt.
And, described belt card is made of last pressure roller, snub pulley and fastening bolt, screw rod, between last pressure roller and snub pulley, walk adhesive tape, the belt card has pressure roller and snub pulley formation at least two groups, the all parallel screw rod that is equipped with between the adjacent snub pulley of adhesive tape both sides, by the rotation of screw rod screw, drive adjacent last pressure roller and snub pulley displacement in opposite directions.
And, described vulcanizer is made of workbench, platform plank, aluminium alloy I-steel, increased pressure board, time heating plate, last heating plate and fishbolt, locking nut, on workbench, keep flat the platform plank, the aluminium alloy I-steel is laid in uniform arrangement in the both sides of platform plank, place increased pressure board on the aluminium alloy I-steel, this increased pressure board connects force (forcing) pump by pipeline; Heating plate reaches heating plate under placing on the increased pressure board, and these two kinds of heating plates all adopt thermocouple to heat.
The present invention has following characteristics:
1, the present invention has carried out bold innovation on original heat bonding technology basis, found the bonding template line of sulfuration and cut out the stripping new technology, this technology has shortened the bonding time greatly, vulcanize bonding template rabbet and novel technique for bonding safety, simple and direct, quick, saved the man power and material, increase work efficiency, improving 15～20% qualitatively, filled up a blank on adhesive tape sulfuration adhesive technology.
2, advance of the present invention is mainly reflected in line, cuts out in the stripping technology, and the bonding rabbet per pass of former sulfuration mouth needs to finish with 4 hours, now adopts the template rabbet only to need finish in 2 hours, has shortened the bonding time greatly; And adhesive tape working face and non-working surface are smooth, and the glue face is without any tool marks, thereby have guaranteed the even running of equipment; The stretching resistance of vulcanizing joint, bonding back reaches 85%～90% of adhesive tape overall strength, can guarantee the safe operation of coal conveyor fully.
3, technique for sticking of the present invention is simple and direct, safe, quick, and cost saving is increased work efficiency.
Description of drawings
Fig. 1 is the mounting structure schematic diagram of adhesive tape of the present invention and belt card;
Fig. 2 is the structural representation of marking-off plate of the present invention;
Fig. 3 carries the sanction stripping structural representation of adhesive tape for the present invention;
Fig. 4 is a bonding vulcanizer structural representation of the present invention.
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing and by specific embodiment, and following examples are descriptive, are not determinate, can not limit protection scope of the present invention with this.
The design philosophy of sulfuration technique for sticking of the present invention is: vulcanizing bonding is that layer of cloth and glue-line with the tape splice position cuts into the symmetric difference rank by a definite form and angle, be coated with rubber cement and make its adhesion, then under certain pressure, temperature conditions, the heating certain hour carries out vulcanization reaction, make raw rubber become vulcanized rubber, so that joint obtains best adhesion strength.
Following mask body narrating process process.
A kind of template of adhesive tape of carrying is vulcanized technique for sticking, vulcanizes bonding step and is:
(1) will carry the required bonding interface of adhesive tape to forward the position of bonding work top to, measure is done with the conveyor trip switch pull-up in the scene, prevents to start because of maloperation makes rubber conveyer.
(2) fixing belt:, adopt the belt card that adhesive tape 4 is fixed referring to Fig. 2.Zone between the belt card is bonding region.The belt card is made of last pressure roller 2, snub pulley 5 and fastening bolt 1, screw rod 3, last pressure roller and snub pulley adopt fastening bolt to regulate, between last pressure roller and snub pulley, walk adhesive tape, the belt card has pressure roller and snub pulley formation at least two groups, the all parallel screw rod that is equipped with between the adjacent snub pulley of adhesive tape both sides, by the rotation of screw rod screw 6, drive adjacent last pressure roller and snub pulley displacement in opposite directions.Concrete fixing means is: with bottle gouard moved by hands the counterweight of belt feeder is sling, belt is loosened fully,, be fixed on the frame with belt card card jail at the interface two ends, not slippage of belt when guaranteeing construction.
(3) setting-out, cut out stripping: see Fig. 3, the bonding way of employing is that angle is bonding, and angle is comparatively reasonable, during making than straight mouth during slightly complicated and running stressed do not resemble straight mouthful concentrated, tape splice is not easy to crack.Tiltedly sticking bicker degree is 60 °, should note the oblique of joint inclined-plane, in order to avoid scraper plate or discharger back down the crops for rotation that connect ladder.After having determined the setting-out size of tape splice, earlier vulcanizer down the pressurization thick stick put neatly, spread belt, calculates and cuts out mark cun, with strap cutter with the belt severing, just can be in the end setting-out of preparing joint, sanction is shelled.Adopt marking-off plate 7 (see figure 2) of ruling of oneself development, to guarantee the degree of accuracy.Marking-off plate shown in Figure 2 is to be made according to this workshop vulcanizer heating plate size, and present embodiment is the 660mm angle, and angle determines that according to the heating plate angle angle shown in the present embodiment is 60 °; In template along tape edge 350mm and perpendicular to the vertically vertical line drawing oblique line of adhesive tape.In the present embodiment, the wide 10000mm of adhesive tape, be five layers of adhesive tape, referring to Fig. 3, the mode of cutting out stripping is four layers of five layers of adhesive tape strippings, forms level Four step 8, wherein the 4th layer of step of working face stays two layer lines, it is wide that first step back side of interface and last step front rubber layer will be peelled off 20mm, stays to do to fill out and cover glue usefulness, guarantees after gummed vulcanizes the line layer to be covered tight.To make belt both sides width before the stripping step and cut out stripping, after bonding complete belt limit be arranged, generally cut out the band edge of 10mm to guarantee belt, will be when belt lancinates belt by the line cutter that ejects, the cutter degree of depth is wanted suitably can not damage next layer line.To successively cut out rubber cover and nylon cloth by ladder.Notice that the width of taking off mouth is less than the width that vulcanizes plate.
(4) clear up surplus glue: begin polishing after taking off mouth, polishing will put in place, and all will polish and not stay bright spot in each place, also do not polish too deeply, do not injure tissue layer.
(5) gluing: before the gluing, must remove the dust of cloth laminar surface clean with hairbrush earlier.Be coated with first pass earlier, treat that dried back (not touching with one's hand) is coated with second time and gets final product.During gluing, should in time get rid of the bubble and the absciss layer that occur on the glue face.Overbrushing is a little slightly at the excessive place of ladder, and groove behind the hacking and face Jiao Chu also want gluing, and the composition of rubber cement material (epoxy glue) should be consistent with the rubber constituent in the adhesive tape.
(6) rubberizing sheet: paste lower cover glue earlier, and then paste core glue.Each step pastes one deck full wafer core glue after pasting one deck core glue earlier again, and cuts redundance.Every layer of brush coating slurry all notices during rubberizing that health cleans up with cleaning agent in case of necessity, can not leave bubble after the core sticker is good.
(7) heal up: by the examination situation of healing up two tones are got togather, sight alignment gets togather mouth, and is not tiltedly, real with the hammer hammer then.
(8) fill out and cover glue: the groove of reserving in the time of will shelling mouthful is filled full and can not be too much with cover glue, notes health when sealing, and film is sealed in cleaning in case of necessity.Sealing part will paste one deck core glue, and sealing film can not be directly bonding with tissue layer.Unload the belt card.
(9) adhesive tape is installed on vulcanizer: the structure of vulcanizer is referring to Fig. 4, constitute by workbench 17, platform plank 16, aluminium alloy I-steel 15, increased pressure board 14, time heating plate 13, last heating plate 12 and fishbolt 9, locking nut 10, on workbench, keep flat the platform plank, the aluminium alloy I-steel is laid in uniform arrangement in the both sides of platform plank, place increased pressure board on the aluminium alloy I-steel, this increased pressure board connects force (forcing) pump 19 by pipeline 18; Heating plate reaches and goes up heating plate under increased pressure board (prior art) is upward placed, and these two kinds of heating plates all adopt thermocouple 11 to heat; On heating plate reaches down, install between the heating plate and treat bonding adhesive tape, behind the placement adhesive tape, adopt fishbolt and locking nut that increased pressure board, heating plate is fastening.
(10) begin to suppress: high-voltage tube is led on the hydraulic pressure plate, begin to suppress till the 0.8-1.3Mpa with force (forcing) pump.
(11) begin to heat up: connect the 380V power supply, connect secondary line and thermocouple, notice that 1# secondary line and 1# thermocouple will be connected on heating plate, 2# secondary line and 2# thermocouple will be connected on down heating plate, must correspondence connect.It is 200 ℃ thermometer that vulcanizer uses range, and thermometer is inserted in up and down in the heating plate jack.Open switch and begin to heat up, be raised to 80～100 ℃ always, suppress 1.2Mpa again, begin insulation when being warmed up to 145 ℃ then, be cooled to 130 ℃ and be warming up to 150 ℃ again and be incubated.Check the thermometer index.Be incubated according to thickness of belt.If heat-resisting belt then will be incubated 30～50 minutes.
(12) insulation: be incubated later power supply to be turned off and lower the temperature, water is cooled to rapidly begin to unload plate below 60 ℃.
(13) release: unload plate elder generation drain pump pressure switch, begin to take apart vulcanizer after pressure is laid down.
(14) cut edge: unnecessary limit glue is cut away, can cut 1mm-2mm more, docking port is beneficial like this.
(15) repair mouth: just polish with low speed if sealing part glue is blocked up, keep getting final product with former belt is straight with the wolfram steel dish.
(16) debugging belt.
Claims (3)
1. carry the template of adhesive tape to vulcanize technique for sticking for one kind, it is characterized in that: vulcanizing bonding step is:
(1) will carry the required bonding interface of adhesive tape to forward the position of bonding work top to;
(2) fixing belt: adopt the belt card that adhesive tape is fixed, the zone between the belt card is bonding region;
(3) setting-out, cut out stripping: the bonding way of employing is that angle is bonding, tiltedly sticking bicker degree is 60 °, after having determined the setting-out size of tape splice, with strap cutter with the belt severing, adopt marking-off plate to rule, in template along tape edge 350mm and perpendicular to the vertically vertical line drawing oblique line of adhesive tape, the mode of cutting out stripping is four layers of five layers of adhesive tape strippings, form the level Four step, wherein the 4th layer of step of working face stays two layer lines, it is wide that first step back side of interface and last step front rubber layer will be peelled off 20mm, stay to do to fill out and cover glue usefulness, will make belt both sides width before the stripping step and cut out stripping, cut out the band edge of 10mm, successively cut out rubber cover and nylon cloth by ladder, take off the width of the width of mouth less than the sulfuration plate;
(4) clear up surplus glue: begin polishing after taking off mouth;
(5) gluing: with hairbrush the dust of cloth laminar surface is removed totally earlier, be coated with first pass earlier, be coated with second time after waiting to do;
(6) rubberizing sheet: paste earlier lower cover glue, and then paste core glue, each step pastes one deck full wafer core glue after pasting one deck core glue earlier again, and cuts redundance, every layer of brush coating slurry all;
(7) heal up: by the examination situation of healing up two tones are got togather, sight alignment gets togather mouth, and is not tiltedly, real with the hammer hammer then;
(8) fill out and cover glue: the groove of reserving in the time of will shelling mouthful with cover glue fill full, sealing part subsides one deck core glue, sealing film can not be directly bonding with tissue layer, unloads the belt card.
(9) adhesive tape is being installed on the vulcanizer: on heating plate reaches down, install between the heating plate and treat bonding adhesive tape, behind the placement adhesive tape, adopt fishbolt and locking nut that increased pressure board, heating plate is fastening;
(10) begin to suppress: high-voltage tube is led on the hydraulic pressure plate, begin to suppress till the 0.8-1.3Mpa with force (forcing) pump;
(11) begin to heat up: connect the 380V power supply, connect secondary line and thermocouple, vulcanizer use range is 200 ℃ a thermometer, thermometer is inserted in up and down in the heating plate jack, opens switch and begin to heat up, be raised to 80～100 ℃ always, suppress 1.2Mpa again, begin insulation when being warmed up to 145 ℃ then, be cooled to 130 ℃ and be warming up to 150 ℃ again and be incubated, be incubated according to thickness of belt.If heat-resisting belt then will be incubated 30～50 minutes;
(12) insulation: be incubated later power supply to be turned off and lower the temperature, water is cooled to rapidly begin to unload plate below 60 ℃;
(13) release: unload plate elder generation drain pump pressure switch, begin to take apart vulcanizer after pressure is laid down;
(14) cut edge: unnecessary limit glue is cut away, cut 1mm-2mm more;
(15) repair mouth: just polish with low speed if sealing part glue is blocked up, keep getting final product with former belt is straight with the wolfram steel dish;
(16) debugging belt.
2. the template sulfuration technique for sticking of conveying adhesive tape according to claim 1, it is characterized in that: described belt card is made of last pressure roller, snub pulley and fastening bolt, screw rod, between last pressure roller and snub pulley, walk adhesive tape, the belt card has pressure roller and snub pulley formation at least two groups, the all parallel screw rod that is equipped with between the adjacent snub pulley of adhesive tape both sides, by the rotation of screw rod screw, drive adjacent last pressure roller and snub pulley displacement in opposite directions.
3. the template sulfuration technique for sticking of conveying adhesive tape according to claim 1, it is characterized in that: described vulcanizer is made of workbench, platform plank, aluminium alloy I-steel, increased pressure board, time heating plate, last heating plate and fishbolt, locking nut, on workbench, keep flat the platform plank, the aluminium alloy I-steel is laid in uniform arrangement in the both sides of platform plank, place increased pressure board on the aluminium alloy I-steel, this increased pressure board connects force (forcing) pump by pipeline; Heating plate reaches heating plate under placing on the increased pressure board, and these two kinds of heating plates all adopt thermocouple to heat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110038975 CN102179933B (en) | 2011-02-16 | 2011-02-16 | Vulcanization bonding process by template method for conveying belt |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110038975 CN102179933B (en) | 2011-02-16 | 2011-02-16 | Vulcanization bonding process by template method for conveying belt |
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| CN102179933A true CN102179933A (en) | 2011-09-14 |
| CN102179933B CN102179933B (en) | 2013-04-17 |
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| CN 201110038975 Expired - Fee Related CN102179933B (en) | 2011-02-16 | 2011-02-16 | Vulcanization bonding process by template method for conveying belt |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407180A (en) * | 2013-08-06 | 2013-11-27 | 莱芜钢铁集团有限公司 | Polyester conveyor belt thermal cementation connection method |
| CN105479783A (en) * | 2016-01-05 | 2016-04-13 | 唐山钢铁集团有限责任公司 | Online repair method for belt joint crack of bucket belt conveyor |
| CN105645021A (en) * | 2016-03-11 | 2016-06-08 | 兖州煤业股份有限公司 | Belt conveyor and conveying belt thereof |
| CN109210145A (en) * | 2018-08-10 | 2019-01-15 | 莱芜钢铁集团有限公司 | A kind of steel mesh with thermosetting method |
| CN110126152A (en) * | 2019-05-21 | 2019-08-16 | 五冶集团上海有限公司 | A kind of dedicated scribing line scale tool of belt vulcanization |
| CN112223793A (en) * | 2020-09-08 | 2021-01-15 | 湖北三江航天江北机械工程有限公司 | Method for repairing delamination defect of fiber winding engine shell interface |
| CN114633410A (en) * | 2022-03-21 | 2022-06-17 | 芜湖市精准传动***研究院 | Method for connecting cotton picker packing belt of vulcanization connector |
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| US4015035A (en) * | 1972-08-10 | 1977-03-29 | Lockheed Aircraft Corporation | Method of forming fiber-reinforced epoxy composite joints, and product thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103407180A (en) * | 2013-08-06 | 2013-11-27 | 莱芜钢铁集团有限公司 | Polyester conveyor belt thermal cementation connection method |
| CN103407180B (en) * | 2013-08-06 | 2016-04-20 | 莱芜钢铁集团有限公司 | A kind of Polyester conveyor belt thermal cementation connection method |
| CN105479783A (en) * | 2016-01-05 | 2016-04-13 | 唐山钢铁集团有限责任公司 | Online repair method for belt joint crack of bucket belt conveyor |
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| CN109210145A (en) * | 2018-08-10 | 2019-01-15 | 莱芜钢铁集团有限公司 | A kind of steel mesh with thermosetting method |
| CN110126152A (en) * | 2019-05-21 | 2019-08-16 | 五冶集团上海有限公司 | A kind of dedicated scribing line scale tool of belt vulcanization |
| CN112223793A (en) * | 2020-09-08 | 2021-01-15 | 湖北三江航天江北机械工程有限公司 | Method for repairing delamination defect of fiber winding engine shell interface |
| CN112223793B (en) * | 2020-09-08 | 2022-08-09 | 湖北三江航天江北机械工程有限公司 | Method for repairing delamination defect of fiber winding engine shell interface |
| CN114633410A (en) * | 2022-03-21 | 2022-06-17 | 芜湖市精准传动***研究院 | Method for connecting cotton picker packing belt of vulcanization connector |
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| Publication number | Publication date |
|---|---|
| CN102179933B (en) | 2013-04-17 |
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